updated badges.

Author: jchanvfx

README.md

@@ -1,8 +1,9 @@
 ## NodeGraphQt
 
 [![License: MIT](https://img.shields.io/badge/License-MIT-blue.svg)](LICENSE.md) 
-[![PEP8](https://img.shields.io/badge/code%20style-pep8-green.svg)](https://www.python.org/dev/peps/pep-0008/) 
-[![stability-wip](https://img.shields.io/badge/stability-work_in_progress-lightgrey.svg)](https://github.com/orangemug/stability-badges/blob/master/README.md)
+[![python 3.6+](https://img.shields.io/badge/python-3.6%2B-blue.svg)](https://www.python.org/downloads/)
+[![PEP8](https://img.shields.io/badge/code%20style-PEP8-green.svg)](https://www.python.org/dev/peps/pep-0008/) 
+[![stability-wip](https://img.shields.io/badge/stability-Work_In_Progress-lightgrey.svg)](https://github.com/orangemug/stability-badges/blob/master/README.md)
 
 ---